New study analyzes why endangered parrot population isn't recovering

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A pair of Puerto Rican parrots at their nest on the islands Luquillo National Forest. Fewer than 45 birds remain in the wild making this one of the worlds most endangered species. (Courtesy U.S. Fish and Wildlife Service )
A pair of Puerto Rican parrots at their nest on the island's Luquillo National Forest. Fewer than 45 birds remain in the wild, making this one of the world's most endangered species. (Courtesy U.S. Fish and Wildlife Service )

The population of wild Puerto Rican parrots, among the most endangered birds in the world, has languished for decades, with several dozen remaining birds unable to break through the bottleneck that prevents their numbers from growing.


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